GPT-6 Astra vs. GPT-6.1 Sol

Quick Verdict: Route autonomous coding to GPT-6 Astra (83.4% SWE-bench Verified), hard scientific reasoning to GPT-6 Astra (96.0% GPQA Diamond), and high-volume cost-sensitive workloads to GPT-6.1 Sol.

GPT-6 Astra (OpenAI)

94.1 pt

SWE: 83.4% · GPQA: 96.0% · $7.50/1M · 18d Pulse Wave

GPT-6.1 Sol (OpenAI)

91.9 pt

SWE: 81.2% · GPQA: 93.2% · $3.50/1M · Adopt Fast Tier

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